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Finding the Fourth Proportional to 488,806.07, 733,256.25 and 151,756.23

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Solution

The fourth proportional to 488,806.07, 733,256.25 and 151,756.23 is: 227,648.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,806.07 : 733,256.25 = 151,756.23 : x
  2. Step 2: Convert to fraction form
    488,806.07/733,256.25 = 151,756.23/x
  3. Step 3: Cross multiply
    488,806.07x = 733,256.25 × 151,756.23
  4. Step 4: Simplify right side
    488,806.07x = 111,276,201,664.42
  5. Step 5: Solve for x
    x = 111,276,201,664.42/488,806.07
  6. Step 6: Final answer
    x = 227,648.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.